src/dev/mips/malta.cc

   1 /*
   2  * Copyright (c) 2004-2005 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Authors: Ali Saidi
  29  *          Rick Strong
  30  */
  31
  32 /** @file
  33  * Implementation of Malta platform.
  34  */
  35
  36 #include "dev/mips/malta.hh"
  37
  38 #include <deque>
  39 #include <string>
  40 #include <vector>
  41
  42 #include "config/the_isa.hh"
  43 #include "cpu/intr_control.hh"
  44 #include "debug/Malta.hh"
  45 #include "dev/mips/malta_cchip.hh"
  46 #include "dev/mips/malta_io.hh"
  47 #include "params/Malta.hh"
  48 #include "sim/system.hh"
  49
  50 using namespace std;
  51 using namespace TheISA;
  52
  53 Malta::Malta(const Params *p)
  54     : Platform(p), system(p->system)
  55 {
  56     for (int i = 0; i < Malta::Max_CPUs; i++)
  57         intr_sum_type[i] = 0;
  58 }
  59
  60 void
  61 Malta::postConsoleInt()
  62 {
  63     //see {Linux-src}/arch/mips/mips-boards/sim/sim_setup.c
  64     io->postIntr(0x10/*HW4*/);
  65 }
  66
  67 void
  68 Malta::clearConsoleInt()
  69 {
  70     //FIXME: implement clearConsoleInt()
  71     io->clearIntr(0x10/*HW4*/);
  72 }
  73
  74 void
  75 Malta::postPciInt(int line)
  76 {
  77     panic("Malta::postPciInt() has not been implemented.");
  78 }
  79
  80 void
  81 Malta::clearPciInt(int line)
  82 {
  83     panic("Malta::clearPciInt() has not been implemented.");
  84 }
  85
  86 Addr
  87 Malta::pciToDma(Addr pciAddr) const
  88 {
  89     panic("Malta::pciToDma() has not been implemented.");
  90 }
  91
  92 void
  93 Malta::serialize(CheckpointOut &cp) const
  94 {
  95     SERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
  96 }
  97
  98 void
  99 Malta::unserialize(CheckpointIn &cp)
 100 {
 101     UNSERIALIZE_ARRAY(intr_sum_type, Malta::Max_CPUs);
 102 }
 103
 104 Malta *
 105 MaltaParams::create()
 106 {
 107     return new Malta(this);
 108 }